What will the next 20 years look like?

$XOM and$WMT The only companies that have remained among the top 10 top-selling businesses for 20 years?

Which of the current top 10 will last for the next 20 years?

I myself would guess $BRK.B guess📍💰

#berkshirehathaway
#aktien
#exxonmobile
#alphabet
#ibm
#walmart